MySQL Group Replication and its Memory consumption (troubleshooting).

This blog is about one of the issues encountered by our Remote DBA Team in one of the production servers. We have a setup of MySQL 5.7 Single Primary (Writer) GR with cluster size of  3 . Due to OOM, the MySQL process in the primary node got killed, this repeated over the course of … Continue reading MySQL Group Replication and its Memory consumption (troubleshooting).

Monitoring MySQL using ProxySQL

ProxySQL is a high-performance load balancer that helps DBAs a lot and gives more control over MySQL Database. At Mydbops we use ProxySQL extensively to support our customers. We have seen a variety of use cases with ProxySQL and blogged a few We have written a series of blogs on ProxySQL (ProxySQL Series) MySQL replication … Continue reading Monitoring MySQL using ProxySQL

Closer view of MongoDB Replica sets

Introduction Replication is not just a word, it is a technology ruling the data world. In Database, numerous elements contribute to the overall process of creating and managing database replication. In this blog, I will walk you through the Anatomy of MongoDB replica set. Types of Replication MongoDB Support Basically, MongoDB supports two types of … Continue reading Closer view of MongoDB Replica sets